(19)

(11)

EP 0 252 980 A1

(12)

(43) Date of publication: 20.01.1988 Bulletin 1988/03 (21) Application number: 87901200.0 (22) Date of filing: 16.01.1987

(51) International Patent Classification (IPC):  B60K 28/ 06( . ) G01N 33/ 497( . ) B60R 25/ 04( . ) G01N 33/ 00( . ) (86) International application number: PCT/US1987/000128 (87) International publication number: WO 1987/004552 (30.07.1987 Gazette 1987/17)

(84) Designated Contracting States: AT BE CH DE FR GB IT LI LU NL SE (30) Priority: 16.01.1986 US 19860819514 (71) Applicant: AUTOSENSE CORPORATION Hayward, CA 94545 (US)	(72) Inventors: ELFMAN, Brian, P. Alameda, CA 94501 (US) ZAJAC, Patricia, L. Oakland, CA 94604 (US)